TPS51125RGER

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TPS51125RGER

+Nomenclature

IC REG CTRLR BUCK 24QFN

  • FabricantTexas Instruments

  • Pièce fabricant #TPS51125RGER

  • Package VQFN (RGE)-24

  • En stock5660

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series D-CAP™
ProductStatus Active
OutputType Transistor Driver
Function Step-Down
OutputConfiguration Positive
Topology Buck
NumberofOutputs 2
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 5.5V ~ 28V
SynchronousRectifier Yes
ClockSync No
ControlFeatures Enable, On Time Control, Power Good
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

Présentation

Description

The TPS51125RGER is a dual, synchronous step-down controller commonly used in power management applications for electronic devices. It is designed to support a wide input voltage range, making it versatile for various applications. The controller provides high efficiency and integrates several features to enhance performance and reliability.
Key features include:
1. Dual Output: Manages two independent output voltages, ideal for powering multiple components.
2. Wide Input Voltage Range: Typically supports 5.5V to 28V, catering to different power sources.
3. Efficiency: Optimized for high efficiency, which is crucial for battery-powered devices.
4. Adjustable Switching Frequency: Allows for design flexibility and optimization based on specific requirements.
5. Built-In Protections: Includes over-current protection, under-voltage lockout, and thermal shutdown for safety and reliability.
6. Soft Start Function: Ensures smooth power-up and limits inrush current.
The TPS51125RGER is popular in applications such as laptops, desktops, and other consumer electronics where efficient power management is critical. Its compact 24-pin VQFN package makes it suitable for space-constrained designs.

Equivalent

The TPS51125RGER is a dual synchronous buck controller from Texas Instruments. Equivalent products from other manufacturers include the Maxim Integrated MAX1518A, the Analog Devices ADP3168, and the ON Semiconductor NCP81253. When considering equivalents, ensure compatibility in terms of voltage, current ratings, switching frequency, and package type to meet your specific requirements. Always verify the specifications and performance characteristics before substituting to ensure they match your application's needs.

Features

The TPS51125RGER is a dual synchronous step-down controller designed for notebook and desktop computer systems. Key features include:
1. Wide Input Voltage Range: It supports a broad input voltage range from 5.5V to 28V, making it versatile for various applications.
2. Dual Outputs: The device can regulate two output voltages independently, which is beneficial for systems requiring multiple supply rails.
3. High-Efficiency Operation: It incorporates integrated MOSFET drivers to enhance efficiency and reduce component count.
4. Light-Load Efficiency: Features Auto-Skip mode to maintain high efficiency under light-load conditions.
5. Adjustable Switching Frequency: Allows for flexible frequency adjustment between 200 kHz and 600 kHz for optimization of efficiency and component size.
6. Power Good Indicators: Provides power good signals to indicate the proper operation of each output.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown to ensure reliable operation.
8. Compact Package: Available in a 24-pin QFN package, optimizing board space.
Overall, the TPS51125RGER is a highly adaptable and efficient power management solution suited for advanced computing applications.

Pinout

The TPS51125RGER is a dual step-down controller from Texas Instruments, designed for notebook systems and other portable devices. It comes in a 24-pin VQFN (RGE) package. Key functions include:
1. Synchronous buck controller for high efficiency.
2. Supports wide input voltage range for versatile applications.
3. Features integrated bootstrap switches for reduced component count.
4. Offers power-good signal and fault protection for improved reliability.
5. Adjustable switching frequency to minimize interference.
6. Supports selectable light-load efficiency modes.
Each pin has a specific function, such as power input, feedback, and control, enabling efficient voltage regulation. For detailed pin descriptions, refer to the TPS51125 datasheet.

Manufacturer

The TPS51125RGER is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is one of the largest manufacturers of analog technology components and a significant supplier of digital signal processors, microcontrollers, and other semiconductor products. TI's products are used in a wide range of applications, including consumer electronics, automotive systems, industrial equipment, and communications technology. Founded in 1930 and headquartered in Dallas, Texas, the company is known for its innovation in the electronics industry and its contributions to the development of numerous electronic devices and technologies.

Application

The TPS51125RGER is a versatile dual-synchronous step-down controller commonly used in various applications. It is suitable for notebook and desktop computers, where it manages power efficiently. The controller is also used in digital TV and networking equipment, providing precise voltage regulation necessary for their operation. Additionally, it finds application in gaming consoles and set-top boxes, where it helps maintain the required voltage levels for optimal performance. The device's high efficiency and ability to support a wide input voltage range make it ideal for consumer electronics that require reliable and compact power management solutions.

Package

The TPS51125RGER is a dual buck controller from Texas Instruments, typically used in notebook and other portable electronics applications. It comes in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package, which is compact and suitable for space-constrained applications, offering efficient thermal performance.

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